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30 Spline

  • GM 8.5" Yukon Duragrip Posi LSD 30 Spline YDGGM8.5-3-30-1
    $398.00 GM 8.5" Yukon Duragrip Posi LSD 30 Spline YDGGM8.5-3-30-1
    Yukon Duragrip Posi LSD The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction...

  • GM 8.6" Yukon Duragrip Posi LSD 30 Spline YDGGM8.5-3-30-1
    $398.00 GM 8.6" Yukon Duragrip Posi LSD 30 Spline YDGGM8.5-3-30-1
    Yukon Duragrip Posi LSD The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction...

  • GM 8.5" Detroit Truetrac Posi 30 Spline 913A481
    $629.99 GM 8.5" Detroit Truetrac Posi 30 Spline 913A481
    The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics. Operation The Truetrac operates as a standard or open differential...

  • GM 8.5" 8.6" Powertrax Grip Pro Posi 30 Spline
    $429.00 GM 8.5" 8.6" Powertrax Grip Pro Posi 30 Spline
    Grip Pro Powertrax Grip Pro is the latest design in traction adding differential technology. The Grip Pro features a fully machined Forged steel case along with 3x2 Spiral gear technology. Grip...

  • GM 8.5" Eaton Posi LSD 30 Spline 19559-10
    $699.99 GM 8.5" Eaton Posi LSD 30 Spline 19559-10
    The Eaton Posi limited-slip differential prevents wheel slip before it can get started. To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind each differential side gear. When...

  • GM 8.5" Elite Heli-Trac Spiral Gear Posi LSD 30 Spline
    $462.00 GM 8.5" Elite Heli-Trac Spiral Gear Posi LSD 30 Spline
    Elite Heli-Trac Posi LSD Elite Heli-Trac LSD uses the latest spiral gear technology to produce one of the longest lasting and best performing differentials on the market today. No more clutch chatter or worn out parts...